Skip to content

Eyecon – Optical Illusions

Choose a category here:

  • People
  • Objects
    • Cars
    • Boats
    • Buildings
    • Floors
    • Chairs
    • Stairs
    • Bicycles
  • Animals
    • Cats
    • Dogs
    • Birds
    • Snakes
  • Nature
    • Trees
    • Flowers
    • Clouds
    • Rocks
  • the Paranormal
    • Ghosts
    • UFOs
    • Zombies
  • Videos
  • Landmarks
  • Shadows
  • a dirty mind
  • Types of Optical Illusions
    • Forced Perspective
    • Pareidolia
    • Physical Illusions
    • Reflection
    • Refraction
    • Color Constancy
    • Camouflage and Mimicry
    • Geometry
  • AI
Knowledge Cats Dirty Minds
Buildings Uncategorized Depth Reversion

Knowledge

Facts, science and history of optical illusions.
See all the articles or scroll down to see what you came for.

The Dress blue black white gold

Color Constancy Illusions

Expanding Black Hole Illusion

Mind-blowing facts about optical illusions

Superior mirages

Inferior and Superior Mirages, and Fata Morgana

Knees and toes

Knees and toes sexy illusion ad campaign

Credit: McCann Worldgroup

This ad campaign titled ‘Knees’ was published in Thailand in February, 2010. It was created for Boots Body Cream, by ad agency McCann. 

The ‘boobs’ are a sexy illusion created by knees and toes.

More optical illusions:

Tokyo View
Skull
What Big Teeth you Have
Paperthin Building
Cat with a Hole
One armed cat
Cat Anus
Big Dog
  • Pareidolia
  • Physical illusions
Copyright © 2026 Eyecon – Optical Illusions. All Rights Reserved.
Scroll Up
boobs or knee

Boobs or knee?

a dirty mind

Mammogram ad bald men illusion

Mammogram

a dirty mind